There shall be a Municipal Planning Commission consisting of seven (7) members, two (2) of whom shall be members of Council appointed for a term of one (1) year, and five (5) citizen members who have resided in the Municipality for a period of two (2) years, to be appointed among the qualified electors of the Municipality. The five (5) citizen members shall serve four (4) year overlapping terms of office. The first appointment to the four (4) year term of office under this Charter shall be made as follows: three (3) members shall be appointed to a two (2) year term and two (2) members shall be appointed to a four (4) year term; thereafter the five (5) citizen members shall be appointed for a four (4) year term of office. Citizen members of the Planning Commission shall hold no other Municipal office or employment. The Council shall fill all vacancies by appointment for the unexpired term.